Home / 3,452.75-5,179.46-1,372.28

Finding the Fourth Proportional to 3,452.75, 5,179.46 and 1,372.28

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Solution

The fourth proportional to 3,452.75, 5,179.46 and 1,372.28 is: 2,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.75 : 5,179.46 = 1,372.28 : x
  2. Step 2: Convert to fraction form
    3,452.75/5,179.46 = 1,372.28/x
  3. Step 3: Cross multiply
    3,452.75x = 5,179.46 × 1,372.28
  4. Step 4: Simplify right side
    3,452.75x = 7,107,675.46
  5. Step 5: Solve for x
    x = 7,107,675.46/3,452.75
  6. Step 6: Final answer
    x = 2,058.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.